QGIS/python/plugins/grassprovider/ext/v_net_connectivity.py
2021-06-21 07:17:35 +03:00

54 lines
2.0 KiB
Python

# -*- coding: utf-8 -*-
"""
***************************************************************************
v_net_connectivity.py
---------------------
Date : December 2015
Copyright : (C) 2015 by Médéric Ribreux
Email : medspx at medspx dot fr
***************************************************************************
* *
* This program is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
***************************************************************************
"""
__author__ = 'Médéric Ribreux'
__date__ = 'December 2015'
__copyright__ = '(C) 2015, Médéric Ribreux'
from .v_net import incorporatePoints, variableOutput
def checkParameterValuesBeforeExecuting(alg, parameters, context):
""" Verify if we have the right parameters """
params = ['where', 'cats']
values = []
for param in params:
for i in range(1, 3):
values.append(
alg.parameterAsString(
parameters,
'set{}_{}'.format(i, param),
context
)
)
if (values[0] or values[2]) and (values[1] or values[3]):
return True, None
return False, alg.tr('You need to set at least setX_where or setX_cats parameters for each set!')
def processCommand(alg, parameters, context, feedback):
incorporatePoints(alg, parameters, context, feedback)
def processOutputs(alg, parameters, context, feedback):
outputParameter = {'output': ['output', 'point', 2, True]}
variableOutput(alg, outputParameter, parameters, context)